Tal Ben-Shahar, with his book Happier: Learn the Secrets to Daily Joy and Lasting Fulfillment and in his classes about Positive Psychology at Harvard University, shows that happiness isn’t as elusive a concept as many think. It can e learned, with a combination of pleasure (short-term happiness) and meaning (long-term). Happier: Learn the Secrets to Daily Joy and Lasting Fulfillment is divided into three parts: “What is Happiness?”, “Happiness Applied” and “Meditations on Happiness”.